CNN's David McKenzie visits a camp of displaced Kenyans that has existed since 2007.

In the southern U.S. the descendents of slaves have formed a unique group of communities living a traditional life.

We all know that vaccines save lives but they also drive economic growth -- far beyond their health benefits, says Seth Berkley.

Ghanaians vote Friday in a general election that pits the incumbent against the son of a former president in one of Africa's most stable democracies.

Opposition activists geared up for a new round of mass protests, unconvinced by President Mohamed Morsy's defense of his actions and unnerved by threats of punishment.